/* ========== 独享CSS部分 ========== */
        
        /* 英雄区域 - 简约设计 */
        .hero-section {
            position: relative;
            padding: 120px 0;
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            overflow: hidden;
        }
        
        .hero-section:before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 40%;
            height: 100%;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            opacity: 0.05;
            clip-path: polygon(100% 0, 0% 100%, 100% 100%);
        }
        
        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        
        .hero-text h1 {
            font-size: 3rem;
            color: var(--dark);
            margin-bottom: 20px;
            line-height: 1.2;
        }
        
        .hero-text h1 span {
            color: var(--primary);
        }
        
        .hero-text p {
            font-size: 1.1rem;
            color: var(--gray);
            margin-bottom: 30px;
        }
        
        .hero-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 40px;
        }
        
        .hero-stat {
            text-align: center;
            padding: 20px 15px;
            background-color: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .hero-stat:hover {
            transform: translateY(-5px);
        }
        
        .hero-stat .number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 5px;
        }
        
        .hero-stat .label {
            color: var(--gray);
            font-size: 0.9rem;
            font-weight: 500;
        }
        
        .hero-image {
            position: relative;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        }
        
        .hero-image img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            position: relative;
            z-index: 2;
            border-radius: var(--border-radius);
        }
        
        /* 英雄区域几何图形背景动画 */
        .hero-geometric-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
            overflow: hidden;
            border-radius: var(--border-radius);
        }
        
        .hero-geometric-item {
            position: absolute;
            border-radius: 50%;
            opacity: 0.1;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
        }
        
        .hero-geometric-item:nth-child(1) {
            width: 100px;
            height: 100px;
            top: 10%;
            left: 10%;
            animation: floatGeometric 20s infinite linear;
        }
        
        .hero-geometric-item:nth-child(2) {
            width: 150px;
            height: 150px;
            bottom: 15%;
            right: 15%;
            animation: floatGeometric 25s infinite linear reverse;
        }
        
        .hero-geometric-item:nth-child(3) {
            width: 80px;
            height: 80px;
            top: 60%;
            left: 20%;
            animation: floatGeometric 18s infinite linear;
        }
        
        .hero-geometric-item:nth-child(4) {
            width: 120px;
            height: 120px;
            top: 20%;
            right: 20%;
            animation: floatGeometric 22s infinite linear reverse;
        }
        
        @keyframes floatGeometric {
            0% {
                transform: translate(0, 0) rotate(0deg);
            }
            25% {
                transform: translate(30px, 30px) rotate(90deg);
            }
            50% {
                transform: translate(0, 60px) rotate(180deg);
            }
            75% {
                transform: translate(-30px, 30px) rotate(270deg);
            }
            100% {
                transform: translate(0, 0) rotate(360deg);
            }
        }
        
        /* 服务展示 */
        .services-section {
            background-color: white;
        }
        
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
        }
        
        .service-card {
            background-color: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
            border: 1px solid var(--light-gray);
        }
        
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
            border-color: var(--primary);
        }
        
        .service-header {
            padding: 30px 30px 0;
            display: flex;
            align-items: center;
            margin-bottom: 15px;
        }
        
        .service-icon {
            width: 60px;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            font-size: 1.5rem;
            border-radius: 10px;
            margin-right: 20px;
        }
        
        .service-header h3 {
            color: var(--dark);
            font-size: 1.4rem;
            margin-bottom: 0;
        }
        
        .service-content {
            padding: 0 30px 30px;
        }
        
        .service-content p {
            color: var(--gray);
            margin-bottom: 20px;
        }
        
        .price-tag {
            display: inline-block;
            background-color: rgba(255, 107, 53, 0.1);
            color: var(--accent);
            padding: 6px 15px;
            border-radius: 30px;
            font-weight: 600;
            margin-bottom: 15px;
            border: 1px solid rgba(255, 107, 53, 0.2);
            font-size: 0.9rem;
        }
        
        /* 为什么选择上海 */
        .why-shanghai {
            background-color: #f8f9fa;
            position: relative;
            overflow: hidden;
        }
        
        .why-shanghai:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="none"/><path d="M0,0 L100,100" stroke="%230066cc" stroke-width="0.5" opacity="0.1"/><path d="M0,100 L100,0" stroke="%230066cc" stroke-width="0.5" opacity="0.1"/></svg>');
            opacity: 0.3;
        }
        
        .why-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 50px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        
        .why-text h2 {
            color: var(--dark);
            font-size: 2.2rem;
            margin-bottom: 20px;
        }
        
        .why-text p {
            margin-bottom: 20px;
            font-size: 1.05rem;
        }
        
        .features-list {
            margin-top: 30px;
        }
        
        .feature-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 20px;
        }
        
        .feature-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: rgba(0, 102, 204, 0.1);
            color: var(--primary);
            border-radius: 8px;
            margin-right: 15px;
            flex-shrink: 0;
        }
        
        .feature-text h4 {
            font-size: 1.1rem;
            margin-bottom: 5px;
            color: var(--dark);
        }
        
        .feature-text p {
            font-size: 0.95rem;
            margin-bottom: 0;
            color: var(--gray);
        }
        
        .why-image {
            position: relative;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        }
        
        .why-image img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            transition: transform 0.8s ease;
        }
        
        .why-image:hover img {
            transform: scale(1.05);
        }
        
        /* 关于我们 */
        .about-section {
            background-color: white;
        }
        
        .about-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 50px;
            align-items: center;
        }
        
        .about-text h2 {
            color: var(--dark);
            font-size: 2.2rem;
            margin-bottom: 20px;
        }
        
        .team-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }
        
        .team-member {
            text-align: center;
            padding: 25px 15px;
            background-color: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--light-gray);
            transition: var(--transition);
        }
        
        .team-member:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
        }
        
        .team-icon {
            width: 70px;
            height: 70px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            font-size: 1.8rem;
            border-radius: 50%;
            margin: 0 auto 15px;
        }
        
        .team-member h4 {
            font-size: 1.1rem;
            margin-bottom: 5px;
        }
        
        .team-member p {
            color: var(--gray);
            font-size: 0.9rem;
        }
        
        /* 我们的优势 */
        .advantages-section {
            background-color: #f8f9fa;
        }
        
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 30px;
        }
        
        .advantage-card {
            text-align: center;
            padding: 40px 25px;
            background-color: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            border: 1px solid var(--light-gray);
        }
        
        .advantage-card:hover {
            transform: translateY(-10px);
            border-color: var(--primary);
        }
        
        .advantage-icon {
            width: 70px;
            height: 70px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            font-size: 1.8rem;
            border-radius: 50%;
            margin: 0 auto 25px;
        }
        
        .advantage-card h3 {
            font-size: 1.3rem;
            color: var(--dark);
            margin-bottom: 15px;
        }
        
        /* 服务流程 */
        .process-section {
            background-color: white;
        }
        
        .process-container {
            position: relative;
            max-width: 1000px;
            margin: 0 auto;
        }
        
        .process-line {
            position: absolute;
            top: 40px;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: var(--light-gray);
            z-index: 1;
        }
        
        .process-steps {
            display: flex;
            justify-content: space-between;
            position: relative;
            z-index: 2;
        }
        
        .process-step {
            text-align: center;
            width: 180px;
            position: relative;
        }
        
        /* 服务流程数字及圆圈循环动画 */
        .step-number {
            width: 80px;
            height: 80px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: white;
            color: var(--primary);
            font-size: 1.8rem;
            font-weight: 700;
            border-radius: 50%;
            margin: 0 auto 20px;
            position: relative;
            z-index: 3;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            border: 2px solid var(--primary);
            transition: var(--transition);
            animation: pulseStep 3s infinite ease-in-out;
        }
        
        @keyframes pulseStep {
            0% {
                transform: scale(1);
                box-shadow: 0 5px 15px rgba(0, 102, 204, 0.2);
                border-color: var(--primary);
            }
            50% {
                transform: scale(1.05);
                box-shadow: 0 8px 25px rgba(0, 102, 204, 0.3);
                border-color: var(--secondary);
                background-color: rgba(0, 102, 204, 0.05);
            }
            100% {
                transform: scale(1);
                box-shadow: 0 5px 15px rgba(0, 102, 204, 0.2);
                border-color: var(--primary);
            }
        }
        
        /* 每个步骤的动画延迟不同 */
        .process-step:nth-child(1) .step-number {
            animation-delay: 0s;
        }
        
        .process-step:nth-child(2) .step-number {
            animation-delay: 0.3s;
        }
        
        .process-step:nth-child(3) .step-number {
            animation-delay: 0.6s;
        }
        
        .process-step:nth-child(4) .step-number {
            animation-delay: 0.9s;
        }
        
        .process-step:nth-child(5) .step-number {
            animation-delay: 1.2s;
        }
        
        .process-step:hover .step-number {
            animation-play-state: paused;
            background-color: var(--primary);
            color: white;
            transform: scale(1.1);
        }
        
        .process-step h3 {
            font-size: 1.2rem;
            color: var(--dark);
            margin-bottom: 10px;
        }
        
        .process-step p {
            color: var(--gray);
            font-size: 0.9rem;
        }
        
        /* 知识库 */
        .knowledge-section {
            background-color: #f8f9fa;
        }
        
        .knowledge-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .knowledge-card {
            background-color: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--light-gray);
        }
        
        .knowledge-card:hover {
            transform: translateY(-10px);
            border-color: var(--primary);
        }
        
        .knowledge-image {
            height: 200px;
            overflow: hidden;
        }
        
        .knowledge-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        
        .knowledge-card:hover .knowledge-image img {
            transform: scale(1.1);
        }
        
        .knowledge-content {
            padding: 25px;
        }
        
        .knowledge-content h3 {
            font-size: 1.3rem;
            color: var(--dark);
            margin-bottom: 10px;
        }
        
        /* 为知识库标题添加链接样式 */
        .knowledge-content h3 a {
            color: var(--dark);
            transition: var(--transition);
        }
        
        .knowledge-content h3 a:hover {
            color: var(--primary);
        }
        
        .knowledge-content p {
            color: var(--gray);
            margin-bottom: 15px;
            font-size: 0.95rem;
        }
        
        .read-more {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
        }
        
        .read-more i {
            margin-left: 5px;
            transition: var(--transition);
        }
        
        .read-more:hover i {
            transform: translateX(5px);
        }
        
        /* 合作伙伴 */
        .partners-section {
            background-color: white;
            padding: 60px 0;
        }
        
        .partners-grid {
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 40px;
        }
        
        .partner-logo {
            width: 160px;
            height: 80px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            background-color: white;
            border-radius: var(--border-radius);
            padding: 15px;
            box-shadow: var(--shadow);
            border: 1px solid var(--light-gray);
        }
        
        .partner-logo:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
            border-color: var(--primary);
        }
        
        .partner-logo img {
            max-width: 100%;
            max-height: 100%;
            object-fit: contain;
            filter: grayscale(100%);
            opacity: 0.8;
            transition: var(--transition);
        }
        
        .partner-logo:hover img {
            filter: grayscale(0%);
            opacity: 1;
        }
        
        /* ========== 响应式设计 ========== */
        @media (max-width: 992px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            
            .hero-text h1 {
                font-size: 2.5rem;
            }
            
            .section-title h2 {
                font-size: 2.2rem;
            }
            
            .process-steps {
                flex-wrap: wrap;
                justify-content: center;
            }
            
            .process-step {
                width: 45%;
                margin-bottom: 40px;
            }
            
            .process-line {
                display: none;
            }
        }
        
        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            
            .nav-menu {
                position: fixed;
                top: 90px;
                left: 0;
                width: 100%;
                background-color: white;
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
                transform: translateY(-100%);
                opacity: 0;
                transition: var(--transition);
                z-index: 999;
            }
            
            .nav-menu.active {
                transform: translateY(0);
                opacity: 1;
            }
            
            .nav-menu li {
                margin: 0 0 15px 0;
            }
            
            /* 移动端调整电话链接 */
            .nav-menu li:last-child {
                margin-top: 10px;
            }
            
            .section-padding {
                padding: 60px 0;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .hero-section {
                padding: 80px 0;
            }
            
            .hero-text h1 {
                font-size: 2rem;
            }
            
            .why-content, .about-content {
                grid-template-columns: 1fr;
            }
            
            .process-step {
                width: 100%;
            }
            
            .partners-grid {
                gap: 20px;
            }
            
            .partner-logo {
                width: 140px;
                height: 70px;
            }
        }
        
        @media (max-width: 576px) {
            .hero-stats {
                grid-template-columns: 1fr;
            }
            
            .services-grid, .advantages-grid, .knowledge-grid {
                grid-template-columns: 1fr;
            }
            
            .footer-content {
                grid-template-columns: 1fr;
            }
            
            .partner-logo {
                width: 120px;
                height: 60px;
            }
            
            /* 移动端调整电话链接 */
            .phone-link {
                min-width: 160px;
                padding: 10px 20px;
                font-size: 0.95rem;
            }
        }